Leroy Garfield Mattley, from Lewisville in Polk County, Oregon, studied agriculture and mechanical engineering at Oregon Agricultural College and graduated in 1902. Mattley died on August 17, 1905.
The BSU President speaking here is believed to be Geoffrey Brooks. In December 1970, the Black Student Union protested multiple OSU athletic events held with BYU, objecting to Mormon Church policies that denied the priesthood to African Americans. Robert W. MacVicar (second from left) was president of Oregon State University from 1970-1986.
Erwin Russell Jackman (left) received a B.S. in Agronomy from Oregon Agricultural College in 1921 and served as a faculty member for the Extension Service for 33 years. Reub Long (right) was a rancher and author in Oregon.
Robert W. Henderson received a B.S. in Agronomy at Oregon State in 1938. Henderson served as Assistant Director of the Agricultural Experiment Station and a Farm Crops faculty member from 1946-1976. Henderson was also known for his love of photography.
Frederick F. McKenzie (left) was a Professor of Animal Husbandry from 1944-1960. Reub Long (middle) was a rancher and author in Oregon, and was on the State Board of Agriculture. James E. Oldfield (right) received a Ph.D. in Animal Science from Oregon State University in 1951. Oldfield served as the head of the Animal Science Department from 1967-1983.